    $centerWidth:1100px;
        /* 登录按钮 */
        #login {
            border: 1px solid red;
            color: red;
            border-radius: 5px;
            padding: 5px;
            margin-right: 10px;
            cursor: pointer;
        }
        .mask {
            width: 100vw;
            height: 100vh;
            height: 5000px;
            position: fixed;
            top: 0;
            left: 0;
            z-index: 6;
            background: rgba(232, 216, 216, 0.4);
            display: none;
        }
        .alert {
            position: fixed;
            top: 50%;
            left: 50%;
            transform: translate(-50%,-50%);
            width: 400px;
            background-color: white;
            border-radius: 10px;
            padding-top: 20px;
            border-bottom: 3px solid red;
            z-index: 6;
            display: none;
        }
        .alert-1 {
            margin-left: 40px;
        }
        .alert-1>h2>span {
            float: right;
            cursor: pointer;
            display: inline-block;
            margin-right: 70px;
        }
        .alert-1>h2 {
            font-weight: initial;
            margin-bottom: 10px;
        }
        .username,.password {
            padding-left: 10px;
            border: 1px solid #666;
            outline: none;
            width: 280px;
            height: 30px;
            margin-top: 10px;
        }
        .alert-2 {
            margin-top: 20px;
        }
        .alert-2>button {
            width: 140px;
            height: 30px;
            border: none;
            text-align: center;
            color: white;
            background-color: #FE584D;
            border-radius: 20px;
            margin-left: 40px;
        }
        .alert-3 {
            margin: 20px 0;
        }
        .alert-3>span:nth-of-type(2) {
            float: right;
            margin-right: 62px;
        }
        

    // 超链接去下滑线
    a {
        text-decoration: none;
    }
    .a-1 {
        color: red;
    }


    /* 页面主体 */
    .main {
        width: 100%;
        // height: 2720px; 
    }
    .main-1 {
        margin-top: 60px;
        z-index: 2;
    }
    .swiper img {
        width: 100vw;
    }
    .swiper{
        --swiper-theme-color: white;/* 设置Swiper风格 */
        --swiper-navigation-color: white;/* 单独设置按钮颜色 */
        --swiper-navigation-size: 30px;/* 设置按钮大小 */
    }
    .carousel {
        position: relative;
    }
    .img2-cover {
        position: absolute;
        top: 10%;
        right: 12%;
    }
    .img2-cover h1 {
        color: white;
        font-size: 32px;
        margin-bottom: 20px;
    }
    .sp1,.sp2,.sp3 {
        text-align: center;
        display: inline-block;
        padding: 5px 20px;
        background: rgba(75, 60, 43, .5);
        border-radius: 20px;
        color: white;
        font-size: 12px;  
    }
    .sp4 {
        width: 240px;
        height: 40px;
        line-height: 40px;
        display: block;
        text-align: center;
        color: white;
        background: rgba(75, 60, 43, .5);
        border-radius: 20px;
        font-size: 14px;
        margin-top: 10px;
    }
    .img2-cover button {
        width: 240px;
        height: 40px;
        background-color: #FE584D;
        color: white;
        border-radius: 20px;
        border: none;
        margin-top: 40px;
    }

    .main-2 {
        width: $centerWidth;
        height: 45px;
        margin: 10px auto;
        line-height: 45px;
    }
    .h2-1 {
        font-size: 22px;
    }
    .main-3 {
        width: 100%;
        margin-top: 20px;
        // height: 300px;
        position: relative;
    }
    .main-3-visual {
        width: $centerWidth;
        margin: 0 auto;
        height: 320px;
        overflow: hidden;
    }
    .main-3-visual-ul {
        list-style: none;
    }
    .main-3-visual-ul>li {
        width: 23%;
        height: 300px;
        float: left;
        margin-left: 1%;
        text-align: center;
        border: 1px solid #F7F7F7;
        border-radius: 10px;
        margin-bottom: 10px;
        margin-top: 5px;
        
    }
    .main-3-visual-ul>li>img {
        width: 100%;
        border-radius: 10px 10px 0 0 ;
    }
    .main-3-visual-ul>li>h3 {
        height: 40px;
        text-align: center;
    }
    .main-3-visual-ul>li>span {
        padding: 3px 10px;
        border: 1px solid #FF4F49;
        color: #FF4F49;
        border-radius: 10px;
        display: inline-block;
        margin-top: 10px;
        margin-left: 10px;  
    }
    .main-3-visual-ul>li>h5 {
        color: #FF4F49;
        font-weight: initial;
    }
    .sp5 {
        color: #FF4F49;
        display: inline-block;
        margin-top: 10px;
        margin-bottom: 10px;
    }
    .paging-left {
        position: absolute;
        top: 130px;
        left: 160px;
    }
    .paging-right {
        position: absolute;
        top: 130px;
        right: 180px;
    }

    .main-4 {
        width: 100%;
        background-color: #F7F7F7;
    }
    .main-4-1 {
        width: $centerWidth;
        height: 45px;
        margin: 0px auto;
        line-height: 45px;
    }
    .h2-2 {
        font-size: 22px;
        display: inline-block;
    }
    .sp6 {
        float: right;
    }
    .main-4-2 {
        width: $centerWidth;
        height: 570px;
        margin: 0 auto;
        overflow: hidden;
    }
    .main-4-2-ul {
        list-style: none;
        
    }
    .main-4-2-ul>li {
        float: left;
        width: 23%;
        height: 250px;
        margin-left: 1%;
        margin-top: 10px;
        margin-bottom: 20px;
        border-radius: 10px;
        border: 1px solid #F7F7F7;
    }
    .main-4-2-ul>li>img {
        width: 100%;
        border-radius: 10px 10px 0 0 ;
    }
    .main-4-2-ul>li>h4 {
        font-weight: initial;
        font-size: 16px;
        padding: 5px;
    }
    .box-1 {
        margin-top: 10px;
        padding: 5px;
    }
    .sp-7 {
        float: right;
    }
    .main-5 {
        width: 100%;
    }
    .main-5-2 {
        width: $centerWidth;
        height: 270px;
        margin: 0 auto;
        overflow: hidden;
    }
    .main-5-ul {
        list-style: none;
    }
    .main-5-ul>li {
        width: 23%;
        height: 250px;
        float: left;
        margin-left: 1%;
        border-radius: 10px;
        border: 1px solid #F7F7F7;
        margin-top: 10px;
        position: relative;
    }
     .main-5-ul>li>img {
         width: 100%;
         border-radius: 10px 10px 0 0;
     }
     .main-5-img {
        position: absolute;
        bottom: -19px;
        left: 0px;
     }
     .sp8 {
         display: inline-block;
         margin-top: 30px;
         float: right;
     }
     .main-6 {
         width: 100%;
         background-color: #F7F7F7;
     }
     .main-6-2 {
         width: $centerWidth;
         height: 1050px;
         margin: 0 auto;
         overflow: hidden;
     }
     .main-6-ul {
         list-style: none;
     }
     .main-6-ul>li {
         width: 23%;
         height: 250px;
         margin-left: 1%;
         float: left;
         margin-top: 10px;
         border-radius: 10px;
         border: 1px solid #F7F7F7;
     }
     .main-6-ul>li>img {
         width: 100%;
         border-radius: 10px 10px 0 0 ;
     }
     .sp-9 {
        color: orange;
     }
     .main-7 {
        width: 100%;
    }
    .main-7-1 {
        width: $centerWidth;
        margin: 40px auto;
        text-align: center;
        color: orange;
    }

    




